The two transparent plastic side panels make it easier to observe caterpillars, monarch butterflies, ladybugs and other insects. Learn the life cycles of insects.Two mesh panels for good air circulation. The fine mesh enclosure is soft and breathable, so you know your caterpillars will be safe and comfortable for the duration of their stay. Large zippered side opening for easily dropping in and removing plants, branches, water and food, perfect for butterflies, grasshoppers, crickets, fireflies, prayer, ladybugs, etc. There is a convenient handle on the top that you can hang on a tree or under the eaves, more like a natural habitat. The foldable cage is easy to store and carry, perfect for any outdoor adventure. Note: The data are all manual measurements, please allow 1 - 3cm error, depending on Due to the difference in light and display, there will be a certain color difference, depending on the physical object received.